FI46493C - Process for catalytic conversion in two stages of sulfur combustion gases with SO2 content of 8-11% to SO3 and / or sulfuric acid. - Google Patents
Process for catalytic conversion in two stages of sulfur combustion gases with SO2 content of 8-11% to SO3 and / or sulfuric acid.Info
- Publication number
- FI46493C FI46493C FI651465A FI651465A FI46493C FI 46493 C FI46493 C FI 46493C FI 651465 A FI651465 A FI 651465A FI 651465 A FI651465 A FI 651465A FI 46493 C FI46493 C FI 46493C
- Authority
- FI
- Finland
- Prior art keywords
- stages
- content
- sulfuric acid
- combustion gases
- catalytic conversion
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/765—Multi-stage SO3-conversion
- C01B17/7655—Multi-stage SO3-conversion with intermediate absorption
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1964M0061638 DE1567672B1 (en) | 1964-07-08 | 1964-07-08 | Process for the production of SO3 and / or sulfuric acid through the catalytic conversion of gases containing SO2 |
Publications (1)
Publication Number | Publication Date |
---|---|
FI46493C true FI46493C (en) | 1974-02-11 |
Family
ID=7310192
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI651465A FI46493C (en) | 1964-07-08 | 1965-06-18 | Process for catalytic conversion in two stages of sulfur combustion gases with SO2 content of 8-11% to SO3 and / or sulfuric acid. |
FI1465/65A FI46493B (en) | 1964-07-08 | 1965-06-18 | FOERFARANDE FOER KATALYTISK OMVANDLING I TVAA SKEDEN AV SVAVELFOERBRAENNINGSGASER MED SO2-HALTEN 8-11% TILL SO3 OCH / ELLER SVAVELSYRA |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI1465/65A FI46493B (en) | 1964-07-08 | 1965-06-18 | FOERFARANDE FOER KATALYTISK OMVANDLING I TVAA SKEDEN AV SVAVELFOERBRAENNINGSGASER MED SO2-HALTEN 8-11% TILL SO3 OCH / ELLER SVAVELSYRA |
Country Status (9)
Country | Link |
---|---|
AT (1) | AT294127B (en) |
BE (1) | BE666476A (en) |
CH (1) | CH502954A (en) |
DE (1) | DE1567672B1 (en) |
DK (1) | DK112868B (en) |
FI (2) | FI46493C (en) |
GB (1) | GB1120232A (en) |
NL (1) | NL147105B (en) |
SE (1) | SE326432B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3615197A (en) * | 1969-04-16 | 1971-10-26 | Ovitron Corp | Process for the production of sulfur trioxide |
CN102344348B (en) * | 2011-06-13 | 2013-12-04 | 苏州浩波科技股份有限公司 | Device for utilizing waste heat from production of liquid sulfur trioxide |
CN112723319B (en) * | 2021-01-05 | 2022-12-27 | 长沙有色冶金设计研究院有限公司 | High concentration of SO 2 Method for preparing sulfuric acid by flue gas separation pre-conversion |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB190112781A (en) * | 1901-06-22 | 1902-04-24 | James Yate Johnson | Improvements in the Manufacture of Sulphuric Acid by the Contact Process |
US1809114A (en) * | 1924-11-24 | 1931-06-09 | Gen Chemical Corp | Process and apparatus for catalytic reactions |
US1789460A (en) * | 1926-11-10 | 1931-01-20 | Gen Chemical Corp | Process of and apparatus for converting so, to so |
DE479680C (en) * | 1927-05-05 | 1929-07-20 | Ver Fuer Chemische Und Metallu | Contact method for the preparation of sulfuric anhydride and sulfuric acid |
NL269314A (en) * | 1960-09-17 |
-
1964
- 1964-07-08 DE DE1964M0061638 patent/DE1567672B1/en not_active Withdrawn
-
1965
- 1965-05-24 CH CH723965A patent/CH502954A/en not_active IP Right Cessation
- 1965-06-02 AT AT500365A patent/AT294127B/en not_active IP Right Cessation
- 1965-06-18 FI FI651465A patent/FI46493C/en active
- 1965-06-18 FI FI1465/65A patent/FI46493B/en active
- 1965-06-29 GB GB27536/65A patent/GB1120232A/en not_active Expired
- 1965-07-06 NL NL656508651A patent/NL147105B/en unknown
- 1965-07-06 BE BE666476D patent/BE666476A/xx unknown
- 1965-07-07 SE SE08958/65A patent/SE326432B/xx unknown
- 1965-07-07 DK DK346365AA patent/DK112868B/en unknown
Also Published As
Publication number | Publication date |
---|---|
NL147105B (en) | 1975-09-15 |
NL147105C (en) | 1976-02-16 |
NL6508651A (en) | 1966-01-10 |
GB1120232A (en) | 1968-07-17 |
SE326432B (en) | 1970-07-27 |
DE1567672B1 (en) | 1972-04-27 |
DK112868B (en) | 1969-01-27 |
BE666476A (en) | 1965-11-03 |
FI46493B (en) | 1973-01-02 |
CH502954A (en) | 1971-02-15 |
AT294127B (en) | 1971-11-10 |
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